You are likely to experience all those urgent moments. Your smart phones are out of battery; br br your fish in the tank is running out of oxygen; you are having a trip, br br you take lots of pictures and your camera is gonna die out. br br Blackouts are nothing new and all these scenes are not uncommon. Even for some medical & outdoor mining purposes, br br this power station is definitely a good solution for any unexpected power outage for its powerful &high capacity. br br With the 3 built-in LED lights (Total 1.5W), it also works as a bright torch br br (over 100 hours working time when the unit is fully charged) for geological survey in a cave and more.